Home / 3,060.48-4,245.12-2,955.58

Finding the Fourth Proportional to 3,060.48, 4,245.12 and 2,955.58

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Solution

The fourth proportional to 3,060.48, 4,245.12 and 2,955.58 is: 4,099.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.48 : 4,245.12 = 2,955.58 : x
  2. Step 2: Convert to fraction form
    3,060.48/4,245.12 = 2,955.58/x
  3. Step 3: Cross multiply
    3,060.48x = 4,245.12 × 2,955.58
  4. Step 4: Simplify right side
    3,060.48x = 12,546,791.77
  5. Step 5: Solve for x
    x = 12,546,791.77/3,060.48
  6. Step 6: Final answer
    x = 4,099.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.